/*
 * Copyright 2011 Sina.
 *
 * Licensed under the Apache License and Weibo License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.open.weibo.com
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.sina.net;

import java.util.ArrayList;
import java.util.List;

import android.os.Bundle;

/**
 * A list queue for saving keys and values. Using it to construct http header or
 * get/post parameters.
 * 
 * @author ZhangJie (zhangjie2@staff.sina.com.cn)
 */
public class WeiboParameters {

	private Bundle mParameters = new Bundle();
	private List<String> mKeys = new ArrayList<String>();

	public WeiboParameters() {

	}

	public void add(String key, String value) {
		if (this.mKeys.contains(key)) {
			this.mParameters.putString(key, value);
		} else {
			this.mKeys.add(key);
			this.mParameters.putString(key, value);
		}
	}

	public void remove(String key) {
		mKeys.remove(key);
		this.mParameters.remove(key);
	}

	public void remove(int i) {
		String key = this.mKeys.get(i);
		this.mParameters.remove(key);
		mKeys.remove(key);
	}

	public int getLocation(String key) {
		if (this.mKeys.contains(key)) {
			return this.mKeys.indexOf(key);
		}
		return -1;
	}

	public String getKey(int location) {
		if (location >= 0 && location < this.mKeys.size()) {
			return this.mKeys.get(location);
		}
		return "";
	}

	public String getValue(String key) {
		String rlt = this.mParameters.getString(key);
		return rlt;
	}

	public String getValue(int location) {
		String key = this.mKeys.get(location);
		String rlt = this.mParameters.getString(key);
		return rlt;
	}

	public int size() {
		return mKeys.size();
	}

	public void addAll(WeiboParameters parameters) {
		for (int i = 0; i < parameters.size(); i++) {
			this.add(parameters.getKey(i), parameters.getValue(i));
		}

	}

	public void clear() {
		this.mKeys.clear();
		this.mParameters.clear();
	}

}
